Balkanization or Balkanisation is the process involving the fragmentation of an area, country, or region into multiple smaller, and often hostile, independent states. It is usually caused by differences in ethnicity, culture, religion, and geopolitical interests.

The term was first coined in the early 20th century, and found its roots in the depiction of events during the Balkan Wars (1912-1913) and World War I (1914-1918), specifically referring to